Home / 25,481.51-38,237.31-9,699.83

Finding the Fourth Proportional to 25,481.51, 38,237.31 and 9,699.83

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Solution

The fourth proportional to 25,481.51, 38,237.31 and 9,699.83 is: 14,555.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.51 : 38,237.31 = 9,699.83 : x
  2. Step 2: Convert to fraction form
    25,481.51/38,237.31 = 9,699.83/x
  3. Step 3: Cross multiply
    25,481.51x = 38,237.31 × 9,699.83
  4. Step 4: Simplify right side
    25,481.51x = 370,895,406.66
  5. Step 5: Solve for x
    x = 370,895,406.66/25,481.51
  6. Step 6: Final answer
    x = 14,555.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.